private void EvaluateHands()
{
foreach (var hand in _hands)
{
TwoPlusTwo.Evaluate(hand, _boardCards);
}
}
public static double[] GetHandPotential(Hand hand, Hand boardCards)
{
var ahead = 0;
var tied = 1;
var behind = 2;
var array = TwoPlusTwo.HandPotential(hand, boardCards);
var positivePotential = (array[0][behind, ahead] + array[0][behind, tied] / 2 +
array[0][tied, ahead] / 2) /
(array[1][0, behind] + array[1][0, tied]);
if (double.IsNaN(positivePotential))
{
positivePotential = 0;
}
var negativePotential = (array[0][ahead, behind] + array[0][tied, behind] / 2 +
array[0][ahead, tied] / 2) /
(array[1][0, ahead] + array[1][0, tied]);
if (double.IsNaN(negativePotential))
{
negativePotential = 0;
}
return(new[] { positivePotential, negativePotential });
}
public void Evaluate()
{
int value = TwoPlusTwo.EvaluateCards(this);
Points = value;
Rank = value & 0x00000fff;
HandType = (HandType)((value >> 12) - 1);
}
public static double GetHandStrength(Hand hand, Hand boardCards)
{
var array = TwoPlusTwo.HandStrength(hand, boardCards);
var ahead = array[0];
var tied = array[1];
var behind = array[2];
return((ahead + tied / 2) / (ahead + tied + behind));
}
public static double[] HandStrength(int[] handNumbers, int[] boardNumbers)
{
var ahead = 0.00;
var tied = 0.00;
var behind = 0.00;
for (var c0 = 1; c0 < 53; c0++)
{
if (!handNumbers.Contains(c0))
{
var o0 = TwoPlusTwo.EvalCard(53 + c0);
var h0 = TwoPlusTwo.EvalCard(53 + handNumbers[0]);
var h1 = TwoPlusTwo.EvalCard(h0 + handNumbers[1]);
var opponentNumbers = new int[7];
boardNumbers.CopyTo(opponentNumbers, 2);
opponentNumbers[0] = c0;
for (var c1 = 1; c1 < 53; c1++)
{
if (!handNumbers.Contains(c1) && !opponentNumbers.Contains(c1))
{
var o1 = TwoPlusTwo.EvalCard(o0 + c1);
var c2 = boardNumbers[0];
var o2 = TwoPlusTwo.EvalCard(o1 + c2);
var h2 = TwoPlusTwo.EvalCard(h1 + c2);
var c3 = boardNumbers[1];
var o3 = TwoPlusTwo.EvalCard(o2 + c3);
var h3 = TwoPlusTwo.EvalCard(h2 + c3);
var c4 = boardNumbers[2];
var o4 = TwoPlusTwo.EvalCard(o3 + c4);
var h4 = TwoPlusTwo.EvalCard(h3 + c4);
opponentNumbers[1] = c1;
var comparedHands = CompareHands(h4, o4);
if (boardNumbers.Length == 4)
{
var c5 = boardNumbers[3];
var o5 = TwoPlusTwo.EvalCard(o4 + c5);
var h5 = TwoPlusTwo.EvalCard(h4 + c5);
comparedHands = CompareHands(h5, o5);
}
if (comparedHands == 0)
{
ahead++;
}
else if (comparedHands == 1)
{
tied++;
}
else
{
behind++;
}
}
}
}
}
return(new[] { ahead, tied, behind });
}
public static double[][,] HandPotential(int[] handNumbers, int[] boardNumbers)
{
var handPotentialTotal = new[, ] {
{ 0.00, 0.00, 0.00 }
};
var handPotential = new[, ] {
{ 0.00, 0.00, 0.00 }, { 0.00, 0.00, 0.00 }, { 0.00, 0.00, 0.00 }
};
var ahead = 0;
var tied = 1;
var behind = 2;
for (var c0 = 1; c0 < 53; c0++)
{
if (!handNumbers.Contains(c0))
{
var o0 = TwoPlusTwo.EvalCard(53 + c0);
var h0 = TwoPlusTwo.EvalCard(53 + handNumbers[0]);
var h1 = TwoPlusTwo.EvalCard(h0 + handNumbers[1]);
var opponentNumbers = new int[7];
boardNumbers.CopyTo(opponentNumbers, 2);
opponentNumbers[0] = c0;
for (var c1 = 1; c1 < 53; c1++)
{
if (!handNumbers.Contains(c1) && !opponentNumbers.Contains(c1))
{
var o1 = TwoPlusTwo.EvalCard(o0 + c1);
var c2 = boardNumbers[0];
var o2 = TwoPlusTwo.EvalCard(o1 + c2);
var h2 = TwoPlusTwo.EvalCard(h1 + c2);
var c3 = boardNumbers[1];
var o3 = TwoPlusTwo.EvalCard(o2 + c3);
var h3 = TwoPlusTwo.EvalCard(h2 + c3);
var c4 = boardNumbers[2];
var o4 = TwoPlusTwo.EvalCard(o3 + c4);
var h4 = TwoPlusTwo.EvalCard(h3 + c4);
opponentNumbers[1] = c1;
var comparedHands = CompareHands(h4, o4);
int o5 = 0;
int h5 = 0;
int index;
if (boardNumbers.Length == 4)
{
var c5 = boardNumbers[3];
o5 = TwoPlusTwo.EvalCard(o4 + c5);
h5 = TwoPlusTwo.EvalCard(h4 + c5);
comparedHands = CompareHands(h5, o5);
}
if (comparedHands == ahead)
{
index = ahead;
}
else if (comparedHands == tied)
{
index = tied;
}
else
{
index = behind;
}
for (var c6 = 1; c6 < 53; c6++)
{
if (boardNumbers.Length == 3)
{
for (var c5 = 1; c5 < 53; c5++)
{
if (!handNumbers.Contains(c5) && !opponentNumbers.Contains(c5))
{
handNumbers[5] = c5;
opponentNumbers[5] = c5;
o5 = TwoPlusTwo.EvalCard(o4 + c5);
h5 = TwoPlusTwo.EvalCard(h4 + c5);
if (!handNumbers.Contains(c6) && !opponentNumbers.Contains(c6))
{
handPotentialTotal[0, index]++;
var o6 = TwoPlusTwo.EvalCard(o5 + c6);
var h6 = TwoPlusTwo.EvalCard(h5 + c6);
comparedHands = CompareHands(h6, o6);
if (comparedHands == ahead)
{
handPotential[index, ahead]++;
}
else if (comparedHands == tied)
{
handPotential[index, tied]++;
}
else
{
handPotential[index, behind]++;
}
}
}
}
}
else if (boardNumbers.Length == 4)
{
if (!handNumbers.Contains(c6) && !opponentNumbers.Contains(c6))
{
handPotentialTotal[0, index]++;
var o6 = TwoPlusTwo.EvalCard(o5 + c6);
var h6 = TwoPlusTwo.EvalCard(h5 + c6);
comparedHands = CompareHands(h6, o6);
if (comparedHands == ahead)
{
handPotential[index, ahead]++;
}
else if (comparedHands == tied)
{
handPotential[index, tied]++;
}
else
{
handPotential[index, behind]++;
}
}
}
}
}
}
}
}
return(new[] { handPotential, handPotentialTotal });
}